Michael Burgan Books

What Is the Story of Dracula?

By Michael Burgan Illustrated By David Malan

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Who HQ brings you the stories behind the most beloved--and frightening!--characters of our time.Find out how Dracula--a smooth-talking count with a dark secret--became the infamous creature we all...

What Is the Story of Dracula

By Michael Burgan, Who HQ, David Malan

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Who Was Confucius?

By Michael Burgan Illustrated By Robert Squier

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Learn more about China's most famous teacher and philosopher, whose ideas are still influential today.Born in 551 BC, Confucius was a young man when he set his heart and mind on learning as much as...

Who Was Confucius

By Michael Burgan, Robert Squier, Who HQ

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Who Was H. J. Heinz

By Michael Burgan

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Who Was Confucius

By Michael Burgan

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What Is the Coronavirus Disease COVID 19

By Michael Burgan

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What Is the Story of Batman

By Michael Burgan

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Jack the Ripper

By Michael Burgan

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What Is the Story of Dracula

By Michael Burgan

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.